Directions: The paragraph below can be formed by four sentences (S1 - S4). S1 and S4 are given. From the options (P, Q, R), choose two sentences which can be used as S2 and S3, respectively.

S1: In schools, safeguarding practices should be adhered to.
P: Every school should follow the necessary protocols to ensure this. Q: Safeguarding means ensuring safe environment for kids in schools. R: The punishment should be strict. S4: Anyone violating these protocols should be penalised.